woman and man in gas masks in the forest

air blue branch breath breathing business casual catastrophe chernobyl couple danger defence defense desert development disaster earth eco ecology equipment future garden gas gasmask gear grass green ground hazard help husband industrial industry infection land leafless life location lonely love man mask modern nature nuclear outdoor park past people person poison poisoning pollute pollution present proboscis protect protection radiation radiohazard relations removing risk safety shield shirt sky stock sustainable toxic tree trees two ukraine unsafely wife woman wood